package cn.edu.ctbu.login.restcontroller;

import cn.edu.ctbu.login.domain.Student;
import cn.edu.ctbu.login.service.StudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.util.List;

@RestController
@RequestMapping("/webapi/login")
public class LoginRestController {
    @Autowired
    StudentService studentService;
    @GetMapping("/user")
    public int user(HttpServletRequest httprequest, String username, String password) {
        //判断用户名和密码是否存在
        List<Student> students = studentService.findByNameAndPassword(username, password);
        //如果存在，写入session
        if(students.size() > 0) {
            HttpSession session = httprequest.getSession();
            session.setAttribute("userid", students.get(0).getId());
            session.setAttribute("user", students.get(0));
            return 1;   //成功
        }else {
            //如果不存在，返回出错
            return -1;//不存在用户
        }
    }
}
